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# SKU-110K retail items dataset https://github.com/eg4000/SKU110K_CVPR19 |
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# Train command: python train.py --data SKU-110K.yaml |
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# Default dataset location is next to YOLOv5: |
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# /parent_folder |
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# /datasets/SKU-110K |
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# /yolov5 |
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# train and val data as 1) directory: path/images/, 2) file: path/images.txt, or 3) list: [path1/images/, path2/images/] |
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train: ../datasets/SKU-110K/train.txt # 8219 images |
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val: ../datasets/SKU-110K/val.txt # 588 images |
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test: ../datasets/SKU-110K/test.txt # 2936 images |
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# number of classes |
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nc: 1 |
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# class names |
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names: [ 'object' ] |
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# download command/URL (optional) -------------------------------------------------------------------------------------- |
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download: | |
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import shutil |
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from tqdm import tqdm |
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from utils.general import np, pd, Path, download, xyxy2xywh |
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# Download |
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datasets = Path('../datasets') # download directory |
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urls = ['http://trax-geometry.s3.amazonaws.com/cvpr_challenge/SKU110K_fixed.tar.gz'] |
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download(urls, dir=datasets, delete=False) |
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# Rename directories |
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dir = (datasets / 'SKU-110K') |
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if dir.exists(): |
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shutil.rmtree(dir) |
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(datasets / 'SKU110K_fixed').rename(dir) # rename dir |
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(dir / 'labels').mkdir(parents=True, exist_ok=True) # create labels dir |
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# Convert labels |
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names = 'image', 'x1', 'y1', 'x2', 'y2', 'class', 'image_width', 'image_height' # column names |
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for d in 'annotations_train.csv', 'annotations_val.csv', 'annotations_test.csv': |
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x = pd.read_csv(dir / 'annotations' / d, names=names).values # annotations |
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images, unique_images = x[:, 0], np.unique(x[:, 0]) |
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with open((dir / d).with_suffix('.txt').__str__().replace('annotations_', ''), 'w') as f: |
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f.writelines(f'./images/{s}\n' for s in unique_images) |
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for im in tqdm(unique_images, desc=f'Converting {dir / d}'): |
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cls = 0 # single-class dataset |
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with open((dir / 'labels' / im).with_suffix('.txt'), 'a') as f: |
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for r in x[images == im]: |
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w, h = r[6], r[7] # image width, height |
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xywh = xyxy2xywh(np.array([[r[1] / w, r[2] / h, r[3] / w, r[4] / h]]))[0] # instance |
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f.write(f"{cls} {xywh[0]:.5f} {xywh[1]:.5f} {xywh[2]:.5f} {xywh[3]:.5f}\n") # write label |